import axios from 'axios'
import { MessageBox, Message } from 'element-ui'
import store from '@/store'
import { getToken, removeToken } from '@/utils/auth'
import router from '@/router'

// create an axios instance
const service = axios.create({
  baseURL: 'https://slwl-api.itheima.net',
  // baseURL: process.env.VUE_APP_BASE_API, // url = base url + request url
  // withCredentials: true, // send cookies when cross-domain requests
  timeout: 5000 // request timeout
})

// request interceptor
service.interceptors.request.use(
  config => {
    // do something before request is sent

    if (getToken()) {
      // let each request carry token
      // ['X-Token'] is a custom headers key
      // please modify it according to the actual situation
      config.headers.Authorization = `${getToken()}`
    }
    return config
  },
  error => {
    // do something with request error
    console.log(error) // for debug
    return Promise.reject(error)
  }
)

// response interceptor
service.interceptors.response.use(
  /**
   * If you want to get http information such as headers or status
   * Please return  response => response
  */

  /**
   * Determine the request status by custom code
   * Here is just an example
   * You can also judge the status by HTTP Status Code
   */
  response => {
    const res = response

    // if the custom code is not 20000, it is judged as an error.
    if (res.status !== 200) {
      Message({
        message: res.message || 'Error',
        type: 'error',
        duration: 5 * 1000
      })
      return Promise.reject(new Error(res.message || 'Error'))
    }
    // console.log(res)
    if (res.data.code === 1 || res.code === 50012 || res.code === 50014) {
      Message({
        message: res.data.msg || 'Error',
        type: 'error',
        duration: 5 * 1000
      })
      return Promise.reject(new Error(res.message || 'Error'))
    } else {
      return res.data
    }
  },
  error => {
    console.dir(error)
    if (error.response.status === 401) {
      store.dispatch('user/loginOut')
      router.push('/login')
      Message({
        message: 'token失效，请重新登陆',
        type: 'error',
        duration: 5 * 1000
      })
      store.commit('user/logout')
    }
    return Promise.reject(error)
  }
)

export default service
